Michelle Scott, PMHNP

Dr. Saisha Jackson is a board-certified psychiatrist in Adult Psychiatry. She completed her undergraduate training at Hampton University followed by medical school at Michigan State University College of Human Medicine. She has completed a Residency in Psychiatry at Howard University. She has a genuine interest in treating a vast array of psychiatric disorders including depression, anxiety, bipolar disorders, post-traumatic stress disorders, and obsessive compulsive and related disorders. She specializes in psychopharmacology. Her practice focuses on medication management, and typically offers this in conjunction with supportive therapy in 30-minute follow-up visits.

Dr. Hess is double board-certified in Adult and Geriatric Psychiatry. He completed his psychiatry internship and residency training at St. Vincent's Hospital and Medical Center in New York City, and then completed a geriatric psychiatry fellowship at Mount Sinai Beth Israel Medical Center. Dr. Hess has practiced inpatient psychiatry at the Long Island College Hospital, NYU Langone Brooklyn, and Kingsbrook Jewish Medical Center. He has also worked in emergency rooms, day hospitals, and consultation-liaison settings, as well as seeing geriatric outpatients at a naturally-occurring retirement community (NORC) on the Lower East Side of Manhattan. Dr. Hess has taught St. George's University medical students during their clinical rotations in psychiatry. Dr. Hess has more than 24 years of experience providing patients with compassionate psychiatric care for depressive and bipolar disorders, anxiety, obsessive-compulsive disorder, post-traumatic stress disorder, and dementia. He uses pharmacotherapy as well as supportive psychotherapy. Dr. Hess may believe that additional therapy is also needed and ask that you bring a therapist into your care team to provide the best outcome. The philosophy of his practice is to collaborate with patients to meet their specific needs and make an impact in various stages of their lives.

Background and credentials  

Dr. Webb is board-certified by the American Board of Psychiatry and  Neurology. She earned a Bachelor of Science in Biological Sciences from the  University of Miami in Coral Gables, Florida, and obtained her medical degree  in Osteopathic Medicine from the West Virginia School of Osteopathic  Medicine. Dr. Webb completed her psychiatry residency training at Palm Beach  Consortium for Graduate Medical Education in Tamarac, Florida. After her  training, she served as an attending psychiatrist with the Department of  Veterans Affairs in Miami, Florida, and as an attending psychiatrist and  mentor for psychiatry residents in training at the University of Miami,  Florida International University, and University Hospital and Medical Center  in Tamarac.  

Treatment approach    

Dr. Webb believes in building strong therapeutic relationships with her  patients, integrating conservative psychological treatments and lifestyle  modifications to enhance overall well-being and quality of life. She  primarily provides medication management combined with supportive or  emotionally focused therapy. Dr. Webb emphasizes creating individualized care  plans tailored to each patient’s unique needs. While medication and  supportive therapy are central to her approach, she occasionally recommends  involving an additional therapist to optimize treatment outcomes. Dr. Webb  specializes in managing a broad range of psychiatric conditions, including  depression, anxiety, bipolar disorder, postpartum depression, OCD, and  PTSD.  

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What you can expect in a first visit  

Patients meeting Dr. Webb for the first time can expect a thoughtful and  comprehensive assessment focused on building rapport and understanding their  personal and clinical needs. Dr. Webb emphasizes creating a strong  therapeutic relationship, developing an individualized care plan designed  specifically to address each patient's symptoms and lifestyle. Follow-up  appointments typically last around 30 minutes, during which medication  management and supportive therapy are provided. Depending on patient needs,  Dr. Webb might suggest incorporating additional therapeutic support to  achieve the best possible results.    

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Why Talkiatry?    

We’re a virtual mental health practice that makes it easy to find great  care. We combine quality and convenience to help you thrive—faster. Our  providers, like this one, are highly trained experts who specialize in  medication management and collaborate with you on a treatment plan that fits  your needs and comfort level.

Severine Dondina, PMHNP-BC, is a board-certified psychiatric nurse practitioner with licensure in Washington and Florida. She holds a Master of Science in Nursing from the University of Alabama at Birmingham and graduated summa cum laude with dual bachelor’s degrees in nursing and biomedical science. Her background spans outpatient, community, forensic, and crisis psychiatry, including leadership roles with Florida’s Assertive Community Treatment (FACT) and Multi-Disciplinary Forensic Teams.

Currently serving patients in Washington, Severine treats adults with ADHD, anxiety, depression, PTSD, and bipolar disorder. She brings a trauma-informed, strengths-based approach to care and is deeply committed to creating affirming spaces for LGBTQ+ and gender-diverse individuals. Her clinical style combines evidence-based medication management with warm, collaborative support.

Trilingual in English, French, and Spanish, Severine is known for her cultural sensitivity, clinical rigor, and authentic presence. She approaches each patient with curiosity, humility, and respect—believing healing begins with connection.

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Dr. Kristofer Joondeph-Breidbart is a board certified adult psychiatrist. He earned his undergraduate degree and Master's in Teaching from Boston University, followed by his medical degree from the University of Massachusetts Medical School. Dr. Joondeph-Breidbart completed his residency in general adult psychiatry at Cambridge Health Alliance, a Harvard teaching hospital. Currently, Dr. Joondeph-Breidbart serves as a staff psychiatrist at Harvard University Health Services, where he works with both undergraduate and graduate students. He has developed significant expertise in working with LGBTQ individuals through his involvement with the Gender and Sexuality Clinic at Cambridge Health Alliance and the LGBTQ Interdisciplinary Team at Harvard University Health Services. While he has extensive expertise in treating college-aged young adults, his practice also includes a broad range of patients, with a particular specialization in Obsessive-Compulsive Disorder (OCD). He is trained in Exposure and Response Prevention Therapy, a highly effective treatment for OCD. Dr. Joondeph-Breidbart takes a holistic approach to mental health care, integrating therapy into his sessions and collaborating with patients to develop individualized medication regimens that best meet their needs. His gentle and understanding approach helps create a supportive environment for his patients, fostering their mental and emotional well-being.

Dr. Katelyn Thompson is board certified in Adult Psychiatry. Patients looking for a psychiatric provider will find that Dr. Thompson has a gentle and approachable style. She believes that each patient was created on purpose and for a purpose. The brain is deeply wired for resilience, and Dr. Thompson is blessed to witness tDr. Katelyn Thompson is board certified in Adult Psychiatry.  

Patients looking for a psychiatric provider will find that Dr. Thompson has a gentle and approachable style.  She believes that each patient was created on purpose and for a purpose.  The brain is deeply wired for resilience and Dr. Thompson is blessed to witness that while supporting that in her patients.  She focuses on medication management with supportive psychotherapy as she treats a wide variety of psychiatric diagnoses.

his while supporting her patients. She focuses on medication management with supportive psychotherapy as she treats a wide variety of psychiatric diagnoses.‍